#!/bin/bash

#  lenovobios_firstflash: flashes libreboot on an X60/T60 while Lenovo BIOS is running
#
#	Copyright (C) 2014 Francis Rowe <info@gluglug.org.uk>
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

set -u -e

# These are the tested platforms
if [ $(uname -i) = "i686" ] || [ $(uname -m) = "i686" ]; then
	echo "Running on i686. ok."
	arch=i686
	sleep 5
elif [ $(uname -i) = "x86_64" ] || [ $(uname -m) = "x86_64" ]; then
	echo "Running on x86_64. ok."
	arch=x86_64
	sleep 5
else
	echo "This script must be run on an i686 or x86_64 host. x86_64 is recommended."
	exit 1
fi
if [ ! -f ".binarchive" ]; then
	# In a src archive or git
	arch=.
fi

if [[ $EUID -ne 0 ]]; then
	echo "This script must be run as root"
	exit 1
fi

if (( $# != 1 )); then
	echo "usage: $0 path/to/yourrom.rom"
	echo "You need to specify exactly 1 file"
	exit 1
fi
if [ ! -f "$1" ]; then
	echo "File not found!"
	exit 1
fi

errOut="
	BUCTS failed. Make sure BUC.TS is 1, or else you will brick your machine.
	ABORTING so as to protect against bricking the machine.
"

set -v
# for T60 or X60 owners with Lenovo BIOS
# does the 1st part of the flash before shut down

# needed for first flashing, otherwise machine will be bricked
./bucts/$arch/bucts 1 || { printf '%s' "$errOut"; exit 1; }

# run both. one will fail (and be harmless), the other will succeed.
./flashrom/$arch/flashrom_lenovobios_sst      -p internal -w "$1" || true
./flashrom/$arch/flashrom_lenovobios_macronix -p internal -w "$1" || true
